1981 Porsche 944 vs. 2013 BMW 7 Series
To start off, 2013 BMW 7 Series is newer by 32 year(s). Which means there will be less support and parts availability for 1981 Porsche 944. In addition, the cost of maintenance, including insurance, on 1981 Porsche 944 would be higher. At 4,395 cc (8 cylinders), 2013 BMW 7 Series is equipped with a bigger engine. In terms of performance, 2013 BMW 7 Series (439 HP @ 5500 RPM) has 294 more horse power than 1981 Porsche 944. (145 HP @ 5800 RPM) In normal driving conditions, 2013 BMW 7 Series should accelerate faster than 1981 Porsche 944. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 7 Series weights approximately 832 kg more than 1981 Porsche 944. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2013 BMW 7 Series (651 Nm @ 4500 RPM) has 456 more torque (in Nm) than 1981 Porsche 944. (195 Nm @ 3000 RPM). This means 2013 BMW 7 Series will have an easier job in driving up hills or pulling heavy equipment than 1981 Porsche 944.
Compare all specifications:
| 1981 Porsche 944 | 2013 BMW 7 Series | |
| Make | Porsche | BMW |
| Model | 944 | 7 Series |
| Year Released | 1981 | 2013 |
| Engine Position | Front | Front |
| Engine Size | 2479 cc | 4395 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 145 HP | 439 HP |
| Engine RPM | 5800 RPM | 5500 RPM |
| Torque | 195 Nm | 651 Nm |
| Torque RPM | 3000 RPM | 4500 RPM |
| Engine Bore Size | 100 mm | 89 mm |
| Engine Stroke Size | 78.9 mm | 88 mm |
| Engine Compression Ratio | 9.7:1 | 10.0 :1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1345 kg | 2177 kg |
| Vehicle Length | 4300 mm | 5214 mm |
| Vehicle Width | 1740 mm | 2134 mm |
| Vehicle Height | 1280 mm | 1481 mm |
| Wheelbase Size | 2410 mm | 3210 mm |
